# The Aeroplane Noise Regulations 1999, Regulation 23: Exemption where air carrier’s operations adversely affected to an unreasonable extent


After consultation with the Secretary of State, the CAA may grant an exemption from the 25 year period specified in regulation 12(2)(b) for not more than three years in total in relation to any aeroplane in respect of which an air carrier demonstrates that the pursuit of its operations would otherwise be adversely affected to an unreasonable extent.

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Source: https://www.legislation.gov.uk/ukdsi/1999/0110824598/regulation/23 (the official version)
Page: https://openlegislation.uk/draft-aeroplane-noise-regulations-1999/regulation-23
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.